Ejemplo n.º 1
0
 public InputKeyEventArgs(KeyDown newKey)
 {
     InputKey = newKey;
 }
Ejemplo n.º 2
0
        private void OnInputKey(KeyDown inputKey)
        {
            char?chr;

            if (inputKey.Key == Key.Return || inputKey.Key == Key.Enter)
            {
                _currentHash  = Guid.Empty;
                _currentInput = _currentInput + Environment.NewLine;
                OnCommand(_currentInput);
                _inputHistory.AddPrevious(_currentInput);
                _currentInput = string.Empty;
                _position     = 0;
                OnInputChanged(_currentInput, _position);
            }
            else if (inputKey.Key == Key.Back)
            {
                if (_currentInput.Length == 0 || _position <= -_currentInput.Length)
                {
                    return;
                }
                _currentInput = _currentInput.Remove(_currentInput.Length + _position - 1, 1);
            }
            else if (inputKey.Key == Key.Home)
            {
                _position = -_currentInput.Length;
            }
            else if (inputKey.Key == Key.End)
            {
                _position = 0;
            }
            else if (inputKey.Key == Key.Delete)
            {
                if (_position < 0)
                {
                    _currentInput = _currentInput.Remove(_currentInput.Length + _position, 1);
                    _position++;
                }
            }
            else if (inputKey.Key == Key.Left)
            {
                if (_position > (1 - (_currentInput.Length + 1)))
                {
                    _position--;
                }
            }
            else if (inputKey.Key == Key.Right)
            {
                if (_position < 0)
                {
                    _position++;
                }
            }
            else if (inputKey.Key == Key.Up)
            {
                var prev = _inputHistory.GetPrevious(_currentHash);
                if (prev != null)
                {
                    _currentHash  = prev.Value.Key;
                    _currentInput = prev.Value.Value;
                    _position     = _currentInput.Length;
                }
            }
            else if (inputKey.Key == Key.Down)
            {
                var next = _inputHistory.GetNext(_currentHash);
                if (next != null)
                {
                    _currentHash  = next.Value.Key;
                    _currentInput = next.Value.Value;
                    _position     = 0;
                }
                else
                {
                    _currentHash  = Guid.Empty;
                    _currentInput = "";
                    _position     = 0;
                }
            }
            else if (inputKey.Character != '\0')
            {
                // try get Character
                if (_position == 0)
                {
                    _currentInput += inputKey.Character;
                }
                else
                {
                    _currentInput = _currentInput.Insert(_currentInput.Length + _position, inputKey.Character.ToString());
                    //_position++;
                }
            }
            else
            {
                return;
            }
            OnInputChanged(_currentInput, _position);
        }